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ISO 3456:1975

Aircraft — Lever-operated manual switches (Class 3) — Performance requirements ISO 3456:1975

Publication date:   Dec 1, 1975

General information

90.93   Standard confirmed   Mar 17, 2023

ISO

ISO/TC 20/SC 1 Aerospace electrical requirements

International Standard

49.060   Aerospace electric equipment and systems

Buying

Published

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Scope

Specifies the values for single- and triple-hole mounting of these switches for use in nominal 28 V d. c. and 115/200 V three-phase, 400 Hz a. c. systems. They are environmentally sealed and suitable for higher altitude and temperature conditions than are Class 2 switches which are sealed only at the lever entry. They do not have the positive action features of the Class 1 and Class 2 switches specified in ISO 1466.

Life cycle

NOW

PUBLISHED
ISO 3456:1975
90.93 Standard confirmed
Mar 17, 2023




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